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Finding the Fourth Proportional to 363,071.75, 501,045.44 and 201,926.85

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Solution

The fourth proportional to 363,071.75, 501,045.44 and 201,926.85 is: 278,662.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,071.75 : 501,045.44 = 201,926.85 : x
  2. Step 2: Convert to fraction form
    363,071.75/501,045.44 = 201,926.85/x
  3. Step 3: Cross multiply
    363,071.75x = 501,045.44 × 201,926.85
  4. Step 4: Simplify right side
    363,071.75x = 101,174,526,396.43
  5. Step 5: Solve for x
    x = 101,174,526,396.43/363,071.75
  6. Step 6: Final answer
    x = 278,662.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.